//     Zepto.js
//     (c) 2010-2014 Thomas Fuchs
//     Zepto.js may be freely distributed under the MIT license.

;(function($){
function detect(ua){
var os = this.os = {}, browser = this.browser = {},
  webkit = ua.match(/Web[kK]it[\/]{0,1}([\d.]+)/),
  android = ua.match(/(Android);?[\s\/]+([\d.]+)?/),
  osx = !!ua.match(/\(Macintosh\; Intel /),
  ipad = ua.match(/(iPad).*OS\s([\d_]+)/),
  ipod = ua.match(/(iPod)(.*OS\s([\d_]+))?/),
  iphone = !ipad && ua.match(/(iPhone\sOS)\s([\d_]+)/),
  webos = ua.match(/(webOS|hpwOS)[\s\/]([\d.]+)/),
  wp = ua.match(/Windows Phone ([\d.]+)/),
  touchpad = webos && ua.match(/TouchPad/),
  kindle = ua.match(/Kindle\/([\d.]+)/),
  silk = ua.match(/Silk\/([\d._]+)/),
  blackberry = ua.match(/(BlackBerry).*Version\/([\d.]+)/),
  bb10 = ua.match(/(BB10).*Version\/([\d.]+)/),
  rimtabletos = ua.match(/(RIM\sTablet\sOS)\s([\d.]+)/),
  playbook = ua.match(/PlayBook/),
  chrome = ua.match(/Chrome\/([\d.]+)/) || ua.match(/CriOS\/([\d.]+)/),
  firefox = ua.match(/Firefox\/([\d.]+)/),
  ie = ua.match(/MSIE\s([\d.]+)/) || ua.match(/Trident\/[\d](?=[^\?]+).*rv:([0-9.].)/),
  webview = !chrome && ua.match(/(iPhone|iPod|iPad).*AppleWebKit(?!.*Safari)/),
  safari = webview || ua.match(/Version\/([\d.]+)([^S](Safari)|[^M]*(Mobile)[^S]*(Safari))/)

// Todo: clean this up with a better OS/browser seperation:
// - discern (more) between multiple browsers on android
// - decide if kindle fire in silk mode is android or not
// - Firefox on Android doesn't specify the Android version
// - possibly devide in os, device and browser hashes

if (browser.webkit = !!webkit) browser.version = webkit[1]

if (android) os.android = true, os.version = android[2]
if (iphone && !ipod) os.ios = os.iphone = true, os.version = iphone[2].replace(/_/g, '.')
if (ipad) os.ios = os.ipad = true, os.version = ipad[2].replace(/_/g, '.')
if (ipod) os.ios = os.ipod = true, os.version = ipod[3] ? ipod[3].replace(/_/g, '.') : null
if (wp) os.wp = true, os.version = wp[1]
if (webos) os.webos = true, os.version = webos[2]
if (touchpad) os.touchpad = true
if (blackberry) os.blackberry = true, os.version = blackberry[2]
if (bb10) os.bb10 = true, os.version = bb10[2]
if (rimtabletos) os.rimtabletos = true, os.version = rimtabletos[2]
if (playbook) browser.playbook = true

if (kindle) os.kindle = true, os.version = kindle[1]
if (silk) browser.silk = true, browser.version = silk[1]
if (!silk && os.android && ua.match(/Kindle Fire/)) browser.silk = true
if (chrome) browser.chrome = true, browser.version = chrome[1]
if (firefox) browser.firefox = true, browser.version = firefox[1]
if (ie) browser.ie = true, browser.version = ie[1]
if (safari && (osx || os.ios)) {browser.safari = true; if (osx) browser.version = safari[1]}
if (webview) browser.webview = true

os.tablet = !!(ipad || playbook || (android && !ua.match(/Mobile/)) ||
  (firefox && ua.match(/Tablet/)) || (ie && !ua.match(/Phone/) && ua.match(/Touch/)))
os.phone  = !!(!os.tablet && !os.ipod && (android || iphone || webos || blackberry || bb10 ||
  (chrome && ua.match(/Android/)) || (chrome && ua.match(/CriOS\/([\d.]+)/)) ||
  (firefox && ua.match(/Mobile/)) || (ie && ua.match(/Touch/))))
}

detect.call($, navigator.userAgent)
// make available to unit tests
$.__detect = detect

})(Zepto)
